CN110635398A - Installation device and installation method of air gap lightning arrester - Google Patents
Installation device and installation method of air gap lightning arrester Download PDFInfo
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- CN110635398A CN110635398A CN201910832785.1A CN201910832785A CN110635398A CN 110635398 A CN110635398 A CN 110635398A CN 201910832785 A CN201910832785 A CN 201910832785A CN 110635398 A CN110635398 A CN 110635398A
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- sliding
- rod
- arrester
- guide slope
- sliding sleeve
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
- H02G1/04—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G13/00—Installations of lightning conductors; Fastening thereof to supporting structure
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- Gas-Insulated Switchgears (AREA)
Abstract
The invention discloses a mounting device and a mounting method of an air gap arrester, relating to the technical field of arrester mounting; including handheld pole, set up the trapping mechanism who is used for the centre gripping split conductor in handheld pole bottom, set up the tray that is used for lifting the arrester on handheld pole, set up insulating rope on the tray, set up the fixed rope that is used for fixed arrester temporarily on handheld pole, set up the scale mark that is used for measuring the distance of arrester bottom to handheld pole bottom on handheld pole. The invention provides a mounting device and a mounting method of an air gap arrester, which have high mounting efficiency.
Description
Technical Field
The invention belongs to the technical field of lightning arrester installation, and particularly relates to an installation device and an installation method of an air gap lightning arrester.
Background
The air gap lightning arrester has no other objects for supporting when being installed because the gap is a pure air gap, and is limited by the mechanical strength of the lightning arrester body, so the lightning arrester can only be vertically installed. And the gap size and the body size of the lightning arrester are fixed, the length of the line insulator string can be changed according to different regions and terrains, so that different auxiliary tools are required to be temporarily processed according to the installation position and the shape of a tower during installation to meet the installation requirement, and the installation efficiency is low.
Disclosure of Invention
The invention aims to overcome the defect of low installation efficiency in the prior art, and provides an installation device and an installation method of an air gap lightning arrester, which have high installation efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an installation device of air gap arrester, includes handheld pole, sets up the wire clamping mechanism who is used for the centre gripping split conductor in handheld pole bottom, sets up the tray that is used for lifting the arrester on handheld pole, sets up the insulating rope on the tray, sets up the fixed rope that is used for fixed arrester temporarily on handheld pole, sets up the scale mark that is used for measuring the distance of arrester bottom to handheld pole bottom on handheld pole. When subaerial, the clearance dimension (the distance of tray to the handheld pole bottom) that will reserve in advance sets up, then installs on the cross arm, and the split conductor is cliied to the trapping mechanism of handheld pole bottom, then with the arrester fix on the cross arm can, the installation effectiveness is high.
Preferably, the handheld rod is sleeved with an adjusting sleeve, the adjusting sleeve is connected with an adjusting bolt in a threaded mode, the end portion of the adjusting bolt abuts against the handheld rod, and the tray is fixedly connected to the adjusting sleeve. The adjusting sleeve is fixed on the handheld rod by screwing the adjusting bolt, the adjusting bolt is unscrewed, and the position of the adjusting sleeve on the handheld rod is conveniently adjusted, so that the lightning arresters in different gaps can be adapted.
Preferably, the handheld rod is fixedly connected with a limiting ring, and the fixing rope penetrates through the limiting ring. The limiting ring limits the fixed rope to slide.
Preferably, the top end of the handheld rod is provided with a handle, and one end of the handle, which is close to the handheld rod, is provided with a second limiting protrusion. The hand-held rod and the handle are both made of insulating materials, and the second limiting protrusions can prevent people from getting electric shock due to the fact that the people hold the hand too far.
Preferably, the wire clamping mechanism comprises a bottom plate, a wire groove is arranged on the lower side edge of the bottom plate, a sliding sleeve is connected to two sides of the wire groove in a sliding manner on the bottom plate, the inner side wall of the sliding sleeve is cylindrical, annular sawteeth coaxial with the inner side wall of the sliding sleeve are arranged on the inner side wall of the sliding sleeve, the sawteeth comprise closely arranged teeth, each tooth comprises a tooth edge and a guide slope, one part of the guide slope is an odd guide slope, the other part of the sawteeth is an even guide slope, the odd guide slope and the even guide slope are arranged at intervals, a sliding chute extending towards the direction of the wire groove is arranged at one end, close to the wire groove, of the even guide slope, a sliding rod is inserted at one side, far away from the wire groove, the sliding rod is cylindrical, bulges matched with the sliding chute are arranged around a shaft collar-shaped array of the sliding rod on the outer edge surface of the sliding rod, the number of the, the second guide slope supports at the tank bottom of leaning on at guide slope or spout, the one end that the sliding sleeve is close to the wire casing is inserted and is equipped with and is columniform second slide bar, second slide bar and sliding sleeve sliding connection, second slide bar outer fringe face is equipped with the direction lug, the sliding sleeve inside wall is equipped with the second spout parallel with the axle of sliding sleeve inside wall, the direction lug be located the second spout and with second spout sliding connection, the one end that the slide bar was kept away from to the second slide bar is rotated and is connected with gyro wheel 32, the one end that the second slide bar is close to the slide bar is equipped with the slot, be equipped with the spring in the slot, spring one end is connected on the slide bar, the tank bottom at the slot is connected to the spring other end, the one end that the second slide bar is close to the slide bar is equipped with and is annular third sawtooth, the third sawtooth includes the second tooth, the second tooth includes the second tooth limit and is used for leading the second guide slope from the third of the adjacent guide slope of The slope, the one end that the wire casing was kept away from to the spout inside wall is equipped with the annular arch, be equipped with the second spring in the sliding sleeve, second spring one end is supported and is leaned on the annular arch, the second spring other end supports and leans on in the arch, when the second direction slope is located the tank bottom of spout, the second direction slope supports and leans on the third direction slope, be equipped with on the bottom plate and be used for preventing that the sliding sleeve from sliding along the bottom plate and prevent that the second slide bar from along the gliding spacing sand grip of sliding sleeve, be equipped with on the bottom plate and be used for ordering about the gliding third spring of sliding sleeve. The wire clamping mechanism is convenient to clamp wires. And the clamping effect is good.
Preferably, the bottom plate is fixedly connected with a fixing block, the fixing block is positioned on one side, close to the handheld rod, of the sliding sleeve, the third spring is positioned between the fixing block and the sliding sleeve, and two ends of the third spring are connected with the fixing block and the sliding sleeve respectively. The structure is simple.
Preferably, the sliding direction of spacing sand grip and sliding sleeve is unanimous, and when the second direction slope supported and leaned on the direction slope, the slide bar supported and leaned on the bottom at spacing sand grip, when the second direction slope supported and leaned on the tank bottom at the spout, the slide bar supported and leaned on spacing sand grip side. The structure is simple.
Preferably, the bottom end of the handheld rod is rotatably connected with a coaxial rotating shaft, and the upper side edge of the bottom plate is fixedly connected to the rotating shaft. After the lightning arrester is fixed, the handheld rod is rotated, and then the handheld rod is pulled upwards.
Preferably, one end of the sliding rod close to the second sliding rod is inserted into the slot and is connected with the slot in a sliding mode. The slide bar is inserted into the slot to play a role in guiding, and the stability is improved.
Step a, on the ground, sliding an adjusting sleeve to adjust the distance from the adjusting sleeve to the bottom end of a handheld rod, screwing an adjusting bolt, placing the bottom end of the arrester on a tray, and tying the arrester after a fixing rope passes through a limiting ring; b, ground personnel lift the installation devices of the lightning arrester and the air gap lightning arrester to the cross arm through a pulley block, and the installation devices are received by electricians on the cross arm and are ready for installation; c, on the cross arm, confirming that the distance from the adjusting sleeve to the bottom end of the handheld rod is correct, pulling the handheld rod by one electrician, pulling the insulating rope by the other electrician, holding the lightning arrester by the other electrician, slowly lowering the lightning arrester, and clamping the split conductor by a wire clamping mechanism at the bottom end of the handheld rod; and d, the electrician installs the low-voltage end of the arrester on the cross arm through the bolt, unfastens the fixing rope after confirming that no error exists, and recovers the installation device of the air gap arrester.
The invention has the beneficial effects that: the invention provides a mounting device and a mounting method of an air gap arrester, which have high mounting efficiency. Good stability and good wire clamping effect.
Drawings
FIG. 1 is a schematic view of example 1;
fig. 2 is a schematic view of the lightning arrester in embodiment 2 when it is fixed;
FIG. 3 is a schematic view showing a case where the hand lever is rotated according to embodiment 2;
FIG. 4 is an enlarged view taken at A of FIG. 1;
FIG. 5 is a schematic view of a split conductor as it passes over a roller;
FIG. 6 is a schematic view of a split conductor being clamped;
FIG. 7 is a cross-sectional view of the slide bar, the second slide bar, and the slide sleeve;
FIG. 8 is a plan view of the sliding sleeve;
FIG. 9 is a schematic view of a slide bar;
FIG. 10 is a schematic view of a second slide bar;
FIG. 11 is a schematic view showing the second guide slope abutting against the guide slope when the slide bar is exposed outside the slide sleeve for a long length;
fig. 12 is a schematic view when the third guide ramp pushes the second guide ramp;
fig. 13 is a schematic view of the second guide ramp sliding along the third guide ramp;
fig. 14 is a schematic view of the second guide ramp resting on the guide ramp;
fig. 15 is a schematic view of the second guide slope sliding along the guide slope and finally sliding along the chute to the bottom of the chute and abutting against the third guide slope.
In the figure: the lightning arrester comprises a handheld rod 1, a split conductor 2, a lightning arrester 3, a tray 4, a fixed rope 5, a bottom plate 6, a wire groove 7, a sliding sleeve 8, sawteeth 9, a tooth side 11, a guide slope 12, a sliding groove 13, a sliding rod 14, a protrusion 15, a second guide slope 16, a second sliding rod 17, a guide convex block 18, a second sliding groove 19, a slot 20, a third sawteeth 21, a second tooth side 22, a third guide slope 23, an annular protrusion 24, a limit convex strip 25, a fixed block 26, a handle 27, a second limit protrusion 28, a cross arm 29, an insulating rope 30, a rotating shaft 31, a roller 32 and an adjusting sleeve 33.
Detailed Description
The invention is explained in further detail below with reference to the figures and the detailed description:
example 1:
as shown in fig. 1, an installation device of an air gap arrester comprises a handheld rod 1, a wire clamping mechanism arranged at the bottom end of the handheld rod 1 and used for clamping a bundle conductor 2, a tray 4 arranged on the handheld rod 1 and used for lifting an arrester 3, an insulating rope 30 arranged on the tray 4, a fixing rope 5 arranged on the handheld rod 1 and used for temporarily fixing the arrester 3, and a scale mark arranged on the handheld rod 1 and used for measuring the distance from the bottom end of the arrester 3 to the bottom end of the handheld rod 1; the cover is equipped with adjusting collar 33 on handheld pole 1, threaded connection has adjusting bolt on adjusting collar 33, adjusting bolt's tip supports and leans on handheld pole 1, 4 rigid couplings of tray are on adjusting collar 33.
The wire clamping mechanism adopts a wire clamp for cables on the market.
In this embodiment, the method for mounting the arrester by using the mounting device for the air gap arrester includes:
step a, sliding an adjusting sleeve 33 according to a scale mark to adjust the distance from the adjusting sleeve 33 to the bottom end of a handheld rod 1 on the ground, screwing an adjusting bolt, placing the bottom end of an arrester 3 on a tray 4, and tying the arrester 3 by a fixing rope 5; b, ground personnel lift the lightning arrester 3 and the mounting device of the air gap lightning arrester to the cross arm 29 through a pulley block, and the ground personnel receive and prepare the mounting position by an electrician on the cross arm 29; c, on the cross arm 29, confirming that the distance from the adjusting sleeve 33 to the bottom end of the handheld rod 1 is correct, pulling the handheld rod 1 by one electrician, pulling the insulating rope 30 by the other electrician, holding the lightning arrester 3 by the one electrician, slowly lowering the lightning arrester 3, and clamping the split conductor 2 by a wire clamping mechanism at the bottom end of the handheld rod 1; and d, the electrician installs the low-voltage end of the lightning arrester 3 on the cross arm 29 through a bolt, unfastens the fixing rope 5 after confirming that no error exists, and recovers the installation device of the air gap lightning arrester.
Example 2:
as shown in fig. 2 to fig. 15, the present embodiment optimizes, based on embodiment 1: a limiting ring is fixedly connected to the handheld rod 1, and the fixing rope 5 penetrates through the limiting ring; a handle 27 is arranged at the top end of the handheld rod 1, and a second limiting bulge 28 is arranged at one end, close to the handheld rod 1, of the handle 27; wire clamping mechanism includes bottom plate 6, and 1 bottom of handheld pole is rotated and is connected with coaxial pivot 31, 6 side edge rigid couplings on pivot 31 on bottom plate, 6 side edge under bottom plate is equipped with wire casing 7, there is sliding sleeve 8 on the bottom plate 6 on the wire casing 7 both sides sliding connection, 8 inside walls of sliding sleeve are cylindrical, be equipped with the annular sawtooth 9 coaxial with 8 inside walls of sliding sleeve on the 8 inside walls of sliding sleeve, the sawtooth 9 is including the tooth of closely arranging, the tooth includes tooth flank 11 and guide slope 12, and partly guide slope 12 is odd guide slope, and another part sawtooth 9 is even guide slope, odd guide slope, even guide slope interval arrangement, even guide slope is close to the one end of wire casing 7 and is equipped with the spout 13 that extends towards wire casing 7 direction, sliding sleeve 8 is kept away from wire casing 7 one side and is inserted and is equipped with slide bar 14, slide bar 14 is cylindrical, the protruding 15 with spout 13 adaptation is arranged around the ring shaft annular array of slide bar 14 to slide bar 14 outer fringe face The number of the protrusions 15 is consistent with the number of the even guide slopes, one end of each protrusion 15, which is close to the slot 7, is provided with a second guide slope 16 matched with the guide slope 12, the second guide slope 16 abuts against the bottom of the guide slope 12 or the chute 13, one end of each sliding sleeve 8, which is close to the slot 7, is inserted into a second sliding rod 17, which is cylindrical, the second sliding rod 17 is connected with the sliding sleeve 8 in a sliding manner, a guide convex block 18 is arranged on the outer edge surface of the second sliding rod 17, a second sliding groove 19, which is parallel to the axis of the inner side wall of the sliding sleeve 8, is arranged on the inner side wall of the sliding sleeve 8, the guide convex block 18 is arranged in the second sliding groove 19 and is connected with the second sliding groove 19 in a sliding manner, one end of the second sliding rod 17, which is far away from the sliding rod 14, is rotatably connected with a roller 32, one end of the second sliding rod 17, which is, the other end of the spring is connected to the bottom of the slot 20, and one end of the sliding rod 14 close to the second sliding rod 17 is inserted into the slot 20 and is in sliding connection with the slot 20; one end of the second sliding rod 17 close to the sliding rod 14 is provided with a third annular sawtooth 21, the third sawtooth 21 comprises a second tooth, the second tooth comprises a second tooth flank 22 and a third guide slope 23 used for guiding the second guide slope 16 from the guide slope 12 where the second guide slope is located to the adjacent guide slope 12, one end of the inner side wall of the sliding groove 13 far away from the wire casing 7 is provided with an annular bulge 24, a second spring is arranged in the sliding sleeve 8, one end of the second spring abuts against the annular bulge 24, the other end of the second spring abuts against the bulge 15, when the second guide slope 16 is located at the bottom of the sliding groove 13, the second guide slope 16 abuts against the third guide slope 23, the bottom plate 6 is provided with a limit convex strip 25 used for preventing the sliding of the sliding sleeve 8 along the bottom plate 6 and the sliding of the second sliding rod 17 along the sliding sleeve 8, and the limit convex strip 25 is consistent with the sliding direction of the sliding sleeve 8, when the second guide slope 16 abuts on the guide slope 12, the sliding rod 14 abuts on the bottom end of the limit rib 25, and when the second guide slope 16 abuts on the groove bottom of the slide groove 13, the sliding rod 14 abuts on the side face of the limit rib 25. The bottom plate 6 is provided with a third spring for driving the sliding sleeve 8 to slide towards the handheld rod 1; the fixed block 26 is fixedly connected to the bottom plate 6, the fixed block 26 is located on one side, close to the handheld rod 1, of the sliding sleeve 8, the third spring is located between the fixed block 26 and the sliding sleeve 8, and two ends of the third spring are connected with the fixed block 26 and the sliding sleeve 8 respectively.
First, the wire clamping mechanism will be explained, the movement of the sliding sleeve 8, the sliding rod 14 and the second sliding rod 17 is similar to a ball-point pen, in the initial state, the rollers 32 corresponding to the sliding sleeve 8 on both sides of the wire slot 7 abut together, the second guiding slope 16 abuts against the odd guiding slope, the guiding protrusion 18 abuts against one end of the second sliding groove 19 far away from the sliding rod 14, at this time, the second sliding rod 17 abuts against the bottom end of the limiting convex strip 25, when the second sliding rod 17 is moved towards the sliding sleeve 8 by a corresponding force, the guiding protrusion 18 slides along the second sliding groove 19, the spring is compressed, the third guiding slope 23 moves towards the second guiding slope 16, then the third guiding slope 23 meets the second guiding slope 16, then the third guiding slope 23 pushes the second guiding slope 16 to move along the tooth edge 11, under the action of the third guiding slope 23, the second guiding slope 16 has a pressure with the corresponding tooth edge 11, under the blocking of the tooth edge 11, the second guide slope 16 does not slide on the third guide slope 23, the protrusion 15 slides along the tooth flank 11, after the protrusion 15 is disengaged from the tooth flank 11, the second guide slope 16 slides along the third guide slope 23, sliding to the junction of the second tooth flank 22 and the third guide slope 23, the sliding rod 14 rotates a certain angle, then the force pushing the second sliding rod 17 to move towards the sliding sleeve 8 disappears, under the action of the second spring, the protrusion 15 moves towards the second sliding rod 17, driving the second sliding rod 17 to move away from the sliding sleeve 8, when the second guide slope 16 abuts on the even guide slope, the second guide slope 16 separates from the third guide slope 23, the second guide slope 16 slides along the even guide slope to the sliding groove 13, then moves along the sliding groove 13 to the groove bottom, when the second guide slope 16 moves to the groove bottom, the second guide slope 16 again abuts on the third guide slope 23, compared to the initial state, the sliding rod 14 moves a distance toward the sliding sleeve 8, i.e., the length of the sliding rod 14 exposed outside the sliding sleeve 8 "shortens". In addition, under the action of the spring, the guide projection 18 slides along the second slide groove 19 to the initial position, and the rollers 32 abut against each other again.
When the second slide bar 17 receives a force again toward the slide sleeve, the second slide bar 17 moves toward the slide sleeve 8, when the second guide slope 16 meets the third guide slope 23, then the second guide slope 16 is pushed by the third guide slope 23, the second guide slope 16 moves along the tooth flank 11, when the second guide slope 16 is disengaged from the tooth flank 11, the second guide slope 16 slides along the third guide slope 23 to move to the junction of the third guide slope 23 and the second tooth flank 22, at this time, the slide bar 14 rotates by a certain angle, then the second slide bar 17 moves away from the slide bar 14, under the action of the second spring, the protrusion 15 moves toward the second slide bar 17, when the second guide slope 16 abuts against the odd guide slope, the second guide slope 16 separates from the third guide slope 23, finally the second guide slope 16 moves to the junction of the odd guide slope and the tooth flank 11, under the action of the spring, the guide cam 18 returns to the initial position and the rollers 32 come back together. The length of the sliding rod 14 exposed outside the sliding sleeve 8 is "lengthened" again.
In this way, each time the second sliding rod 17 is extended, the length of the sliding rod 14 exposed outside the sliding sleeve 8 is switched between long and short.
In this embodiment, the method for mounting the arrester by using the mounting device for the air gap arrester includes:
step a, on the ground, sliding the adjusting sleeve 33 to adjust the distance from the adjusting sleeve 33 to the bottom end of a handheld rod 1, screwing an adjusting bolt, placing the bottom end of a lightning arrester 3 on a tray 4, and tying the lightning arrester 3 after a fixing rope 5 penetrates through a limiting ring; b, ground personnel lift the lightning arrester 3 and the mounting device of the air gap lightning arrester to the cross arm 29 through a pulley block, and the ground personnel receive and prepare the mounting position by an electrician on the cross arm 29; step c, on the cross arm 29, confirming that the distance from the adjusting sleeve 33 to the bottom end of the handheld rod 1 is correct, pulling the handheld rod 1 by one electrician, pulling the insulating rope 30 by the other electrician, holding the lightning arrester 3 by the other electrician, slowly lowering the lightning arrester 3, enabling the roller 32 to meet the split conductor 2, enabling the split conductor 2 to be located between the rollers 32, enabling the split conductor 2 to squeeze the rollers to separate the rollers, enabling the rollers to squeeze the corresponding second sliding rods 17, enabling the rollers 32 to be separated from the split conductor 2 and then folded when the rollers 32 move downwards, enabling the second sliding rods 17 to complete one-time expansion, enabling the length of the sliding rods 14 exposed outside the sliding sleeve 8 to be shortened, enabling the end faces of the sliding rods 14 to be flush with the corresponding sides of the limiting convex strips 25 at the moment, enabling the sliding sleeve 8 to move towards the handheld rod 1 direction under the action of a third spring, enabling the sliding rods 14 to slide against the limiting convex strips 25, enabling the rollers 32 to move upwards, finally, the split conductor 2 is extruded at the bottom of the slot 7, so that the split conductor 2 is clamped, when the hand-held rod 1 shakes, because the third guide slope 23 abuts against the second guide slope 16, when the roller wants to move towards the sliding sleeve 8, the third guide slope 23 does not push the second guide slope 16, because the limiting convex strip 25 abuts against the second sliding rod 17, the split conductor 2 is prevented from being loosened by the wire clamping mechanism; step d, the electrician installs the low-pressure end of the lightning arrester 3 on the cross arm 29 through a bolt, unfastens the fixed rope 5 after confirming no error, then rotates the hand-held rod 1, at the moment, the wire clamping mechanism is not moved, the tray 4 rotates 180 degrees to avoid the lightning arrester 3, the lightning arrester is prevented from being driven when being pulled upwards, then the hand-held rod 1 is pulled upwards with force, the split conductor 2 pushes the roller 32 to move towards the notch of the wire slot 7, the second sliding rod 17 slides on the limiting convex strip 25, when the second sliding rod 17 moves to the end part of the limiting convex strip 25, the split conductor 2 separates and then folds the roller 32, the wire clamping mechanism is separated from the split conductor 2, the second sliding rod 17 completes one-time expansion, the length of the sliding rod 14 exposed outside the sliding sleeve 8 is lengthened again, and the sliding rod 14 abuts against the bottom end of the limiting convex strip 25 again. Thereby completing the installation of the recovered air gap arrester.
Claims (10)
1. The utility model provides an installation device of air gap arrester, its characterized in that, including handheld pole, set up the wire clamping mechanism who is used for the centre gripping split conductor in handheld pole bottom, set up the tray that is used for lifting the arrester on handheld pole, the insulating rope of setting on the tray, set up the fixed rope that is used for fixed arrester temporarily on handheld pole, set up the scale mark that is used for measuring the distance of arrester bottom to handheld pole bottom on handheld pole.
2. The mounting device for the air gap arrester as claimed in claim 1, wherein the hand-held rod is sleeved with an adjusting sleeve, the adjusting sleeve is screwed with an adjusting bolt, the end of the adjusting bolt abuts against the hand-held rod, and the tray is fixedly connected to the adjusting sleeve.
3. The device as claimed in claim 1, wherein a limiting ring is fixed to the hand-held rod, and the fixing rope passes through the limiting ring.
4. The mounting device for an air gap arrester of claim 1 wherein the handle is provided at a top end of the hand-held rod, and a second limit protrusion is provided at an end of the handle adjacent to the hand-held rod.
5. The installation device of an air gap arrester according to claim 1, wherein the wire clamping mechanism includes a bottom plate, a wire slot is disposed at the lower side edge of the bottom plate, a sliding sleeve is slidably connected to both sides of the wire slot on the bottom plate, the inner side wall of the sliding sleeve is cylindrical, annular saw teeth coaxial with the inner side wall of the sliding sleeve are disposed on the inner side wall of the sliding sleeve, the saw teeth include teeth closely arranged, the teeth include a tooth edge and a guide slope, one part of the guide slope is an odd guide slope, the other part of the saw teeth is an even guide slope, the odd guide slope and the even guide slope are arranged at intervals, a sliding slot extending towards the wire slot direction is disposed at one end of the even guide slope close to the wire slot, a sliding rod is inserted at one side of the sliding sleeve far from the wire slot, the sliding rod is cylindrical, and protrusions adapted to the sliding slot are arranged on the outer edge surface of, the number of the bulges is consistent with that of the guide slopes, one end of each bulge, which is close to the wire slot, is provided with a second guide slope matched with the guide slope, the second guide slope is abutted against the bottom of the guide slope or the chute, one end of the sliding sleeve, which is close to the wire slot, is inserted with a cylindrical second sliding rod, the second sliding rod is in sliding connection with the sliding sleeve, the outer edge surface of the second sliding rod is provided with a guide lug, the inner side wall of the sliding sleeve is provided with a second chute parallel to the shaft of the inner side wall of the sliding sleeve, the guide lug is positioned in the second chute and is in sliding connection with the second chute, one end of the second sliding rod, which is far away from the sliding rod, is rotatably connected with a roller 32, one end of the second sliding rod, which is close to the sliding rod, is provided with a slot, a spring is arranged in the slot, one end of the spring is connected to the sliding rod, the other end of, the third sawtooth includes the second tooth, the second tooth includes the second tooth limit and is used for leading the second direction slope from the third direction slope of the adjacent direction slope of direction slope at its place, the one end that the wire casing was kept away from to the spout inside wall is equipped with the annular arch, be equipped with the second spring in the sliding sleeve, second spring one end is supported and is leaned on the annular arch, the second spring other end supports and leans on in the arch, and when the second direction slope was located the tank bottom of spout, the second direction slope supported and is leaned on the third direction slope, be equipped with on the bottom plate and be used for preventing that the sliding sleeve from sliding along the bottom plate and prevent that the second slide bar from along the gliding spacing sand grip of sliding sleeve, be equipped with on the bottom plate and be used for ordering about the gliding third spring.
6. The installation device of an air gap arrester according to claim 5, characterized in that a fixed block is fixedly connected to the bottom plate, the fixed block is located on one side of the sliding sleeve close to the handheld rod, the third spring is located between the fixed block and the sliding sleeve, and two ends of the third spring are respectively connected with the fixed block and the sliding sleeve.
7. The mounting device for an air gap arrester of claim 5 wherein the limit rib is in a sliding direction of the sliding sleeve, and the sliding rod abuts against a bottom end of the limit rib when the second guide slope abuts against the guide slope, and abuts against a side surface of the limit rib when the second guide slope abuts against a bottom surface of the sliding groove.
8. The device as claimed in claim 5, wherein the bottom end of the hand-held rod is rotatably connected to a coaxial shaft, and the upper edge of the bottom plate is fixed to the shaft.
9. An air gap arrester mounting arrangement as claimed in claim 5 wherein the end of the rod adjacent the second rod is inserted into and slidably engaged with the slot.
10. A step a, on the ground, sliding the adjusting sleeve to adjust the distance from the adjusting sleeve to the bottom end of the hand-held rod, tightening the adjusting bolt, placing the bottom end of the arrester on the tray, and tying the arrester after the fixing rope passes through the spacing ring; b, ground personnel lift the installation devices of the lightning arrester and the air gap lightning arrester to the cross arm through a pulley block, and the installation devices are received by electricians on the cross arm and are ready for installation; c, on the cross arm, confirming that the distance from the adjusting sleeve to the bottom end of the handheld rod is correct, pulling the handheld rod by one electrician, pulling the insulating rope by the other electrician, holding the lightning arrester by the other electrician, slowly lowering the lightning arrester, and clamping the split conductor by a wire clamping mechanism at the bottom end of the handheld rod; and d, the electrician installs the low-voltage end of the arrester on the cross arm through the bolt, unfastens the fixing rope after confirming that no error exists, and recovers the installation device of the air gap arrester.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910832785.1A CN110635398B (en) | 2019-09-04 | 2019-09-04 | Installation device and installation method of air gap lightning arrester |
| PCT/CN2020/109091 WO2021042964A1 (en) | 2019-09-04 | 2020-08-14 | Installation apparatus and method for air gap surge arrester |
| US17/109,195 US11764554B2 (en) | 2019-09-04 | 2020-12-02 | Installation device for air gap arrester and installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910832785.1A CN110635398B (en) | 2019-09-04 | 2019-09-04 | Installation device and installation method of air gap lightning arrester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110635398A true CN110635398A (en) | 2019-12-31 |
| CN110635398B CN110635398B (en) | 2020-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910832785.1A Active CN110635398B (en) | 2019-09-04 | 2019-09-04 | Installation device and installation method of air gap lightning arrester |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US11764554B2 (en) |
| CN (1) | CN110635398B (en) |
| WO (1) | WO2021042964A1 (en) |
Cited By (2)
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| WO2021042964A1 (en) * | 2019-09-04 | 2021-03-11 | 国网浙江省电力有限公司金华供电公司 | Installation apparatus and method for air gap surge arrester |
| CN113358000A (en) * | 2021-06-17 | 2021-09-07 | 广东电网有限责任公司 | Air gap measuring method of gap arrester |
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Also Published As
| Publication number | Publication date |
|---|---|
| US11764554B2 (en) | 2023-09-19 |
| WO2021042964A1 (en) | 2021-03-11 |
| US20210083460A1 (en) | 2021-03-18 |
| CN110635398B (en) | 2020-11-13 |
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